Which to use
“flag” and “flask” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #2,577
- “flag” frequency rank
- #22,379
- “flask” frequency rank
- 24956
- confusion score
Side-by-Side Comparison
| Feature | flag | flask |
|---|---|---|
| Definition | A piece of cloth, often decorated with an emblem, used as a visual signal or symbol. | A narrow-necked vessel of metal or glass, used for various purposes; as of sheet metal, to carry gunpowder in; or of wrought iron, to contain quicksilver; or of glass, to heat water in, etc. |
Where the eye mixes flag and flask
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. flag (/ˈflæɡ/) and flask (/ˈflɑːsk/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 24956, derived from the frequency rank of both members and their visual similarity.
flag is recorded at frequency rank #2,577, classified as anoun, pronounced /ˈflæɡ/. flask is at rank #22,379, tagged as anoun, pronounced /ˈflɑːsk/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 24956, this pair ranks #398,013 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of flag vs flask
Shared letters: afl. Private to "flag": g. Private to "flask": ks.
"flag" · 4 letters · shape CCVC · "flask" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Can "flag" and "flask" be used interchangeably?
Which is more common, "flag" or "flask"?
What to do next
You've compared "flag" and "flask". Here's where to go from here.
- Full dictionary entry for "flag" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "flask" - compare definitions side by side with the headword page. Word entry
- This pair ranks #398,013 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "flag" and "flask" also get mixed up with nearby pairs, the highest-scored neighbour is "flail vs flask". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.